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Methods of purification Questions and Answers PDF Download eBook

Practice Methods of purification quiz questions and answers PDF, methods of purification trivia questions PDF worksheets, O level chemistry test 6 for online certification. Learn pure substances and mixtures MCQs, "Methods of purification" quiz questions and answers for admission and merit scholarships test. Learn pure substances and mixtures, simple and fractional distillation, paper chromatography career test for accredited online college courses.

"Elevation of boiling points occur due to" Multiple Choice Questions (MCQ) on methods of purification with choices reduced pressure, presence of impurities, high pressure, and lower rate of evaporation for ACT practice test. Practice pure substances and mixtures quiz questions for jobs' assessment test and online courses for ACT subject test tutoring.

Methods of purification Questions and Answers PDF Download eBook

MCQ: Elevation of boiling points occur due to

  1. presence of impurities
  2. reduced pressure
  3. high pressure
  4. lower rate of evaporation

A

MCQ: Range of −5 oC to −25 oC is of

  1. depression of freezing point of ice
  2. latent heat of freezing
  3. melting salted ice
  4. melting pure ice

C

MCQ: The distillate is a liquid that

  1. mixes together
  2. condenses after distillation
  3. does not sink due to very fine particles
  4. a substance that will not dissolve

B

MCQ: Presence of impurities in ethanol (C2H5OH) will

  1. lower the boiling point
  2. raise the boiling point
  3. lower the rate of evaporation
  4. none of above

B

MCQ: A purple stain is obtained if the Ninhydrin spray is used to locate

  1. peptones
  2. protean
  3. protein
  4. amino acids

D